Cementing unit power on self test
US11939862B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2021 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | Feb 19, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q50/02
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A wellbore pumping unit comprising a main pump, a power source, a controller, and a plurality of sensors is provided. A method of performing a diagnostic check of the unit controller and the plurality of sensors when power is applied to the unit controller. A diagnostic application executing in memory writes a status of the plurality of analog inputs of a plurality of valve position sensors, a status of a plurality of frequency inputs of a plurality of flowmeters, and a plurality of calibration data files that correlate to a plurality of sensors to a diagnostic report file. The status of the sensor inputs and calibration data files can be a pass or a fail. The status of the sensor inputs can be displayed on a human machine interface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.